100% Virgin Plastic: For better strength, durability & flexibility. Food Grade Plastic with FDA Approval: Ensures safety & hygiene of stored water. Phthalate-Free Granules & Additives: No cancer-causing materials are present. 100% UV Stabilized Tank and Main-layered Lid: Sun rays cannot reach the water, no algae formation. Multiple Layers: Outer (White/Colour) for aesthetic looks, Middle (Black) for UV protection, and Inner (Blue/Grey) to see water level. Roto Moulding Manufacturing Process: Provides flexibility to take care of cyclical expansion and contraction due to temperature changes and filling/refilling of tank. Aesthetic Looks Multi-Ribbed Design: Ensures long-lasting strength & durability. Colour Options: Available in White, Blue, Green & Yellow